Fast Forward: One Small StepA concept design for an inflatable habitat on Mars incorporates indigenous ice as a structural element and a shield to protect occupants from galactic cosmic radiation....

Radial Flow Consolidation TestingA radial flow consolidation cell that can be used with commercially available loading frames was developed and a series of tests were performed on samples of sedimented kaolin. Simple...

Taking Treatment to the ExtremesDesigning a wastewater treatment facility that meets current environmental guidelines can be challenging enough. But designing it so it can be shipped, constructed, operated, and maintained...

UV AcceptanceUltraviolet disinfection of wastewater is increasingly being used. The method has been available since the early part of the century, but chlorine was widely available and generally cheaper....